mirror of https://github.com/VLSIDA/OpenRAM.git
83 lines
2.6 KiB
Python
83 lines
2.6 KiB
Python
#!/usr/bin/env python2.7
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"Run a regresion test the library cells for DRC"
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import unittest
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from testutils import header
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import sys,os
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sys.path.append(os.path.join(sys.path[0],"../.."))
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sys.path.append(os.path.join(sys.path[0],".."))
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import globals
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import debug
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import calibre
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OPTS = globals.OPTS
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class no_blockages_test(unittest.TestCase):
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"""
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Simplest two pin route test with no blockages.
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"""
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def runTest(self):
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globals.init_openram("config_{0}".format(OPTS.tech_name))
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import design
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import router
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class gdscell(design.design):
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"""
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A generic GDS design that we can route on.
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"""
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def __init__(self, name):
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#design.design.__init__(self, name)
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debug.info(2, "Create {0} object".format(name))
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self.name = name
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self.gds_file = "{0}/{1}.gds".format(os.path.dirname(os.path.realpath(__file__)),name)
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self.sp_file = "{0}/{1}.sp".format(os.path.dirname(os.path.realpath(__file__)),name)
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design.hierarchy_layout.layout.__init__(self, name)
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design.hierarchy_spice.spice.__init__(self, name)
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class routing(design.design):
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"""
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A generic GDS design that we can route on.
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"""
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def __init__(self, name, gdsname):
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design.design.__init__(self, name)
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debug.info(2, "Create {0} object".format(name))
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cell = gdscell(gdsname)
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self.add_inst(name=gdsname,
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mod=cell,
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offset=[0,0])
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self.connect_inst([])
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self.gdsname = "{0}/{1}.gds".format(os.path.dirname(os.path.realpath(__file__)),gdsname)
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r=router.router(self.gdsname)
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layer_stack =("metal1","via1","metal2")
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r.route(layer_stack,src="A",dest="B")
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r.add_route(self)
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r = routing("test1", "01_no_blockages_test")
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self.local_check(r)
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# fails if there are any DRC errors on any cells
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globals.end_openram()
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def local_check(self, r):
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tempgds = OPTS.openram_temp + "temp.gds"
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r.gds_write(tempgds)
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self.assertFalse(calibre.run_drc(r.name, tempgds))
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os.remove(tempgds)
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# instantiate a copy of the class to actually run the test
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if __name__ == "__main__":
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(OPTS, args) = globals.parse_args()
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del sys.argv[1:]
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header(__file__, OPTS.tech_name)
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unittest.main()
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